Home / 53,912.33-74,403.28-29,717.59

Finding the Fourth Proportional to 53,912.33, 74,403.28 and 29,717.59

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Solution

The fourth proportional to 53,912.33, 74,403.28 and 29,717.59 is: 41,012.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,912.33 : 74,403.28 = 29,717.59 : x
  2. Step 2: Convert to fraction form
    53,912.33/74,403.28 = 29,717.59/x
  3. Step 3: Cross multiply
    53,912.33x = 74,403.28 × 29,717.59
  4. Step 4: Simplify right side
    53,912.33x = 2,211,085,755.05
  5. Step 5: Solve for x
    x = 2,211,085,755.05/53,912.33
  6. Step 6: Final answer
    x = 41,012.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.